The official documentation mention provides the following description: “Package context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes.” In other words, the context helps us to define scopes in our different processes and control when each one needs to…

Amazon Web Services tutorial — ELB and ASG — In this tutorial, we will review two essential AWS services that help us with our application scalability, ELB (elastic load balancer) and ASG (Auto scaling groups). Note: If you are new with the scaling concept I recommend you take a look at this article where I talk about scalability —…

Creating EC2 instances from zero — What is EC2? In a few words EC2 or Amazon Elastic Compute Cloud is a virtual machine that contains an AMI (image with a selected OS with all the needed configurations) with EC2 you could create instances related to specific tasks or resources, for example, you could easily configure an EC2 with an…

Before to start let us talk about system scalability. As a simple definition, “Is the process of increasing the capacity and capabilities of a computer system to handle increased demands for resources. It is a key aspect of managing the performance and availability of large-scale computing systems”. System scaling can…

In this article, we going to see a little tutorial to learn how we can manage a SQL database with golang. After reading this tutorial we are going to be able to start implementing the most complex solutions for our real applications. For this tutorial we going to see two…

A slice in programming is a type of data structure that allows you to store and access a sequence of values of the same type. It is similar to an array, but with some important differences, for example: Slices are dynamically sized, which means they can grow or shrink in…

To understand these two terms we can make an analogy by taking the kind of builds in a city, we can find gothic churches and minimalist houses, and each one of those buildings contains specific patterns that need to be followed step by step in order to have the correct…